pH meter is the way to go.

May I recommend:

http://cgi.ebay.com/Hanna-pH-TESTER-...QQcmdZViewItem

It's the one I've use- I've benchmarked it next to our lab meters and
it's 'close enough' with calibration.

Pick up cal solutions from piwine- more of it and cheaper- and do a 2
point cal.

Jason

J. A. Holmes wrote:
> On Sun, 10 Jun 2006, snpm wrote:
>
> > I got my first acid test kit recently, but I guess I hadn't really
> > absorbed how they work, and I discover to my dismay that because of my
> > color blindness I am unable to make any kind of accurate determination
> > of when the end color change has occured.
> >
> > Can anyone recommend or discuss the alternative methods (if any) of
> > acid testing for my homemade wines?
> >
> > I occasionally see people here mention pH testing, but I was led to
> > understand that pH testing was not completely appropriate to acid
> > testing for wine.
> >
> > As ever, the benefit of your experience and help is greatly
> > appreciated.
>
> short answer: use a ph meter instead of the color change, it is more
> accurate anyway.
>
>
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